20 (水)	00:15	06:16	12:03	18:51
	197cm	34cm	202cm	14cm
中潮 出 06:57 入 18:06 出 09:38 入 23:54

旧門司（福岡）1991年02月20日の10分毎の潮の高低差を確認できます。
また1日の潮の高低差が1番大きい（潮の流れが大きい）時間に「最大潮位差」と明記してます。

時刻	潮位	高低差	各ポイント
2/20 00:00	196.4	↑1.0
2/20 00:10	196.9	↑0.5	満潮
2/20 00:20	196.8	↓-0.1
2/20 00:30	196.2	↓-0.6
2/20 00:40	195.0	↓-1.2
2/20 00:50	193.3	↓-1.7
2/20 01:00	191.0	↓-2.3
2/20 01:10	188.1	↓-2.9
2/20 01:20	184.7	↓-3.4
2/20 01:30	180.6	↓-4.1
2/20 01:40	176.1	↓-4.5
2/20 01:50	171.0	↓-5.1
2/20 02:00	165.5	↓-5.5
2/20 02:10	159.5	↓-6.0
2/20 02:20	153.1	↓-6.4
2/20 02:30	146.4	↓-6.7
2/20 02:40	139.4	↓-7.0
2/20 02:50	132.3	↓-7.1
2/20 03:00	125.0	↓-7.3
2/20 03:10	117.6	↓-7.4
2/20 03:20	110.3	↓-7.3
2/20 03:30	103.0	↓-7.3
2/20 03:40	95.9	↓-7.1
2/20 03:50	89.0	↓-6.9
2/20 04:00	82.3	↓-6.7
2/20 04:10	75.9	↓-6.4
2/20 04:20	69.9	↓-6.0
2/20 04:30	64.2	↓-5.7
2/20 04:40	59.0	↓-5.2
2/20 04:50	54.1	↓-4.9
2/20 05:00	49.7	↓-4.4
2/20 05:10	45.8	↓-3.9
2/20 05:20	42.4	↓-3.4
2/20 05:30	39.5	↓-2.9
2/20 05:40	37.1	↓-2.4
2/20 05:50	35.3	↓-1.8
2/20 06:00	34.0	↓-1.3
2/20 06:10	33.4	↓-0.6	干潮
2/20 06:20	33.4	0
2/20 06:30	34.0	↑0.6
2/20 06:40	35.4	↑1.4
2/20 06:50	37.3	↑1.9
2/20 07:00	40.0	↑2.7
2/20 07:10	43.4	↑3.4
2/20 07:20	47.5	↑4.1
2/20 07:30	52.2	↑4.7
2/20 07:40	57.6	↑5.4
2/20 07:50	63.5	↑5.9
2/20 08:00	70.0	↑6.5
2/20 08:10	77.0	↑7.0
2/20 08:20	84.5	↑7.5
2/20 08:30	92.2	↑7.7
2/20 08:40	100.2	↑8.0
2/20 08:50	108.3	↑8.1
2/20 09:00	116.5	↑8.2	最大潮位差
2/20 09:10	124.7	↑8.2	最大潮位差
2/20 09:20	132.8	↑8.1
2/20 09:30	140.6	↑7.8
2/20 09:40	148.1	↑7.5
2/20 09:50	155.3	↑7.2
2/20 10:00	162.1	↑6.8
2/20 10:10	168.4	↑6.3
2/20 10:20	174.2	↑5.8
2/20 10:30	179.5	↑5.3
2/20 10:40	184.2	↑4.7
2/20 10:50	188.3	↑4.1
2/20 11:00	191.9	↑3.6
2/20 11:10	194.9	↑3.0
2/20 11:20	197.4	↑2.5
2/20 11:30	199.3	↑1.9
2/20 11:40	200.7	↑1.4
2/20 11:50	201.6	↑0.9
2/20 12:00	202.0	↑0.4	満潮
2/20 12:10	201.8	↓-0.2
2/20 12:20	201.2	↓-0.6
2/20 12:30	200.1	↓-1.1
2/20 12:40	198.5	↓-1.6
2/20 12:50	196.4	↓-2.1
2/20 13:00	193.8	↓-2.6
2/20 13:10	190.7	↓-3.1
2/20 13:20	187.1	↓-3.6
2/20 13:30	183.0	↓-4.1
2/20 13:40	178.5	↓-4.5
2/20 13:50	173.4	↓-5.1
2/20 14:00	168.0	↓-5.4
2/20 14:10	162.1	↓-5.9
2/20 14:20	155.8	↓-6.3
2/20 14:30	149.2	↓-6.6
2/20 14:40	142.3	↓-6.9
2/20 14:50	135.1	↓-7.2
2/20 15:00	127.8	↓-7.3
2/20 15:10	120.3	↓-7.5
2/20 15:20	112.7	↓-7.6
2/20 15:30	105.2	↓-7.5
2/20 15:40	97.7	↓-7.5
2/20 15:50	90.3	↓-7.4
2/20 16:00	83.0	↓-7.3
2/20 16:10	76.0	↓-7.0
2/20 16:20	69.2	↓-6.8
2/20 16:30	62.6	↓-6.6
2/20 16:40	56.4	↓-6.2
2/20 16:50	50.5	↓-5.9
2/20 17:00	45.0	↓-5.5
2/20 17:10	39.8	↓-5.2
2/20 17:20	35.0	↓-4.8
2/20 17:30	30.7	↓-4.3
2/20 17:40	26.8	↓-3.9
2/20 17:50	23.3	↓-3.5
2/20 18:00	20.3	↓-3.0
2/20 18:10	17.8	↓-2.5
2/20 18:20	15.8	↓-2.0
2/20 18:30	14.4	↓-1.4
2/20 18:40	13.5	↓-0.9
2/20 18:50	13.3	↓-0.2	干潮
2/20 19:00	13.6	↑0.3
2/20 19:10	14.6	↑1.0
2/20 19:20	16.2	↑1.6
2/20 19:30	18.4	↑2.2
2/20 19:40	21.4	↑3.0
2/20 19:50	24.9	↑3.5
2/20 20:00	29.1	↑4.2
2/20 20:10	33.9	↑4.8
2/20 20:20	39.3	↑5.4
2/20 20:30	45.2	↑5.9
2/20 20:40	51.5	↑6.3
2/20 20:50	58.2	↑6.7
2/20 21:00	65.2	↑7.0
2/20 21:10	72.5	↑7.3
2/20 21:20	79.9	↑7.4
2/20 21:30	87.4	↑7.5
2/20 21:40	95.0	↑7.6
2/20 21:50	102.4	↑7.4
2/20 22:00	109.8	↑7.4
2/20 22:10	116.9	↑7.1
2/20 22:20	123.8	↑6.9
2/20 22:30	130.4	↑6.6
2/20 22:40	136.7	↑6.3
2/20 22:50	142.6	↑5.9
2/20 23:00	148.1	↑5.5
2/20 23:10	153.2	↑5.1
2/20 23:20	157.8	↑4.6
2/20 23:30	162.1	↑4.3
2/20 23:40	165.9	↑3.8
2/20 23:50	169.3	↑3.4